diff options
Diffstat (limited to 'MdeModulePkg/Universal/LoadFileOnFv2/LoadFileOnFv2.c')
| -rw-r--r-- | MdeModulePkg/Universal/LoadFileOnFv2/LoadFileOnFv2.c | 185 |
1 files changed, 95 insertions, 90 deletions
diff --git a/MdeModulePkg/Universal/LoadFileOnFv2/LoadFileOnFv2.c b/MdeModulePkg/Universal/LoadFileOnFv2/LoadFileOnFv2.c index 58e658e..9f898e3 100644 --- a/MdeModulePkg/Universal/LoadFileOnFv2/LoadFileOnFv2.c +++ b/MdeModulePkg/Universal/LoadFileOnFv2/LoadFileOnFv2.c @@ -25,19 +25,19 @@ #define LOAD_FILE_ON_FV2_PRIVATE_DATA_SIGNATURE SIGNATURE_32 ('l', 'f', 'f', 'v')
typedef struct {
- UINTN Signature;
- EFI_LOAD_FILE_PROTOCOL LoadFile;
- EFI_DEVICE_PATH_PROTOCOL *DevicePath;
- EFI_FIRMWARE_VOLUME2_PROTOCOL *Fv;
- EFI_GUID NameGuid;
- LIST_ENTRY Link;
+ UINTN Signature;
+ EFI_LOAD_FILE_PROTOCOL LoadFile;
+ EFI_DEVICE_PATH_PROTOCOL *DevicePath;
+ EFI_FIRMWARE_VOLUME2_PROTOCOL *Fv;
+ EFI_GUID NameGuid;
+ LIST_ENTRY Link;
} LOAD_FILE_ON_FV2_PRIVATE_DATA;
-#define LOAD_FILE_ON_FV2_PRIVATE_DATA_FROM_THIS(a) CR (a, LOAD_FILE_ON_FV2_PRIVATE_DATA, LoadFile, LOAD_FILE_ON_FV2_PRIVATE_DATA_SIGNATURE)
-#define LOAD_FILE_ON_FV2_PRIVATE_DATA_FROM_LINK(a) CR (a, LOAD_FILE_ON_FV2_PRIVATE_DATA, Link, LOAD_FILE_ON_FV2_PRIVATE_DATA_SIGNATURE)
+#define LOAD_FILE_ON_FV2_PRIVATE_DATA_FROM_THIS(a) CR (a, LOAD_FILE_ON_FV2_PRIVATE_DATA, LoadFile, LOAD_FILE_ON_FV2_PRIVATE_DATA_SIGNATURE)
+#define LOAD_FILE_ON_FV2_PRIVATE_DATA_FROM_LINK(a) CR (a, LOAD_FILE_ON_FV2_PRIVATE_DATA, Link, LOAD_FILE_ON_FV2_PRIVATE_DATA_SIGNATURE)
-VOID *mFvRegistration;
-LIST_ENTRY mPrivateDataList;
+VOID *mFvRegistration;
+LIST_ENTRY mPrivateDataList;
/**
Causes the driver to load a specified file from firmware volume.
@@ -82,7 +82,7 @@ LoadFileOnFv2LoadFile ( UINTN Pe32BufferSize;
UINT32 AuthenticationStatus;
- if (This == NULL || BufferSize == NULL) {
+ if ((This == NULL) || (BufferSize == NULL)) {
return EFI_INVALID_PARAMETER;
}
@@ -103,15 +103,15 @@ LoadFileOnFv2LoadFile ( //
Pe32Buffer = NULL;
Pe32BufferSize = 0;
- Status = Private->Fv->ReadSection (
- Private->Fv,
- &Private->NameGuid,
- EFI_SECTION_PE32,
- 0,
- &Pe32Buffer,
- &Pe32BufferSize,
- &AuthenticationStatus
- );
+ Status = Private->Fv->ReadSection (
+ Private->Fv,
+ &Private->NameGuid,
+ EFI_SECTION_PE32,
+ 0,
+ &Pe32Buffer,
+ &Pe32BufferSize,
+ &AuthenticationStatus
+ );
if (EFI_ERROR (Status)) {
return Status;
}
@@ -120,7 +120,7 @@ LoadFileOnFv2LoadFile ( // If the buffer passed in is not large enough, return the size of the required
// buffer in BufferSize and return EFI_BUFFER_TOO_SMALL
//
- if (*BufferSize < Pe32BufferSize || Buffer == NULL) {
+ if ((*BufferSize < Pe32BufferSize) || (Buffer == NULL)) {
*BufferSize = Pe32BufferSize;
return EFI_BUFFER_TOO_SMALL;
}
@@ -160,24 +160,25 @@ LOAD_FILE_ON_FV2_PRIVATE_DATA mLoadFileOnFv2PrivateDataTemplate = { BOOLEAN
EFIAPI
IsInPrivateList (
- IN EFI_GUID *NameGuid
-)
+ IN EFI_GUID *NameGuid
+ )
{
- LIST_ENTRY *Entry;
- LOAD_FILE_ON_FV2_PRIVATE_DATA *PrivateData;
-
- if (IsListEmpty (&mPrivateDataList)) {
- return FALSE;
- }
-
- for(Entry = (&mPrivateDataList)->ForwardLink; Entry != (&mPrivateDataList); Entry = Entry->ForwardLink) {
- PrivateData = LOAD_FILE_ON_FV2_PRIVATE_DATA_FROM_LINK (Entry);
- if (CompareGuid (NameGuid, &PrivateData->NameGuid)) {
- DEBUG ((DEBUG_INFO, "LoadFileOnFv2:FileLoadProtocol has been installed in:%g\n", NameGuid));
- return TRUE;
- }
- }
- return FALSE;
+ LIST_ENTRY *Entry;
+ LOAD_FILE_ON_FV2_PRIVATE_DATA *PrivateData;
+
+ if (IsListEmpty (&mPrivateDataList)) {
+ return FALSE;
+ }
+
+ for (Entry = (&mPrivateDataList)->ForwardLink; Entry != (&mPrivateDataList); Entry = Entry->ForwardLink) {
+ PrivateData = LOAD_FILE_ON_FV2_PRIVATE_DATA_FROM_LINK (Entry);
+ if (CompareGuid (NameGuid, &PrivateData->NameGuid)) {
+ DEBUG ((DEBUG_INFO, "LoadFileOnFv2:FileLoadProtocol has been installed in:%g\n", NameGuid));
+ return TRUE;
+ }
+ }
+
+ return FALSE;
}
/**
@@ -192,27 +193,27 @@ IsInPrivateList ( EFI_DEVICE_PATH_PROTOCOL *
EFIAPI
CreateFileDevicePath (
- IN EFI_HANDLE Device,
- IN EFI_GUID *NameGuid,
- IN CONST CHAR16 *FileName
+ IN EFI_HANDLE Device,
+ IN EFI_GUID *NameGuid,
+ IN CONST CHAR16 *FileName
)
{
- UINTN Size;
- FILEPATH_DEVICE_PATH *FilePath;
- EFI_DEVICE_PATH_PROTOCOL *DevicePath;
- EFI_DEVICE_PATH_PROTOCOL *FileDevicePath;
- MEDIA_FW_VOL_FILEPATH_DEVICE_PATH FileNode;
+ UINTN Size;
+ FILEPATH_DEVICE_PATH *FilePath;
+ EFI_DEVICE_PATH_PROTOCOL *DevicePath;
+ EFI_DEVICE_PATH_PROTOCOL *FileDevicePath;
+ MEDIA_FW_VOL_FILEPATH_DEVICE_PATH FileNode;
EfiInitializeFwVolDevicepathNode (&FileNode, NameGuid);
DevicePath = AppendDevicePathNode (
DevicePathFromHandle (Device),
- (EFI_DEVICE_PATH_PROTOCOL *) &FileNode
+ (EFI_DEVICE_PATH_PROTOCOL *)&FileNode
);
- Size = StrSize (FileName);
+ Size = StrSize (FileName);
FileDevicePath = AllocatePool (Size + SIZE_OF_FILEPATH_DEVICE_PATH + END_DEVICE_PATH_LENGTH);
if (FileDevicePath != NULL) {
- FilePath = (FILEPATH_DEVICE_PATH *) FileDevicePath;
+ FilePath = (FILEPATH_DEVICE_PATH *)FileDevicePath;
FilePath->Header.Type = MEDIA_DEVICE_PATH;
FilePath->Header.SubType = MEDIA_FILEPATH_DP;
CopyMem (&FilePath->PathName, FileName, Size);
@@ -235,23 +236,23 @@ CreateFileDevicePath ( VOID
EFIAPI
InstallFileLoadProtocol (
- EFI_HANDLE Handle
-)
+ EFI_HANDLE Handle
+ )
{
- EFI_STATUS Status;
- LOAD_FILE_ON_FV2_PRIVATE_DATA *Private;
- EFI_FIRMWARE_VOLUME2_PROTOCOL *Fv;
- EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL *Fvb;
- EFI_PHYSICAL_ADDRESS Address;
- EFI_FV_FILETYPE FileType;
- UINTN Key;
- EFI_GUID NameGuid;
- EFI_FV_FILE_ATTRIBUTES Attributes;
- UINTN Size;
- EFI_HANDLE LoadFileHandle;
- UINT32 AuthenticationStatus;
- CHAR16 *UiName;
- UINTN UiNameSize;
+ EFI_STATUS Status;
+ LOAD_FILE_ON_FV2_PRIVATE_DATA *Private;
+ EFI_FIRMWARE_VOLUME2_PROTOCOL *Fv;
+ EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL *Fvb;
+ EFI_PHYSICAL_ADDRESS Address;
+ EFI_FV_FILETYPE FileType;
+ UINTN Key;
+ EFI_GUID NameGuid;
+ EFI_FV_FILE_ATTRIBUTES Attributes;
+ UINTN Size;
+ EFI_HANDLE LoadFileHandle;
+ UINT32 AuthenticationStatus;
+ CHAR16 *UiName;
+ UINTN UiNameSize;
DEBUG ((DEBUG_INFO, "LoadFileOnFv2:Find a FV!\n"));
Status = gBS->HandleProtocol (Handle, &gEfiFirmwareVolume2ProtocolGuid, (VOID **)&Fv);
@@ -266,7 +267,7 @@ InstallFileLoadProtocol ( // each one found.
//
FileType = EFI_FV_FILETYPE_APPLICATION;
- Key = 0;
+ Key = 0;
while (TRUE) {
Status = Fv->GetNextFile (Fv, &Key, &FileType, &NameGuid, &Attributes, &Size);
if (EFI_ERROR (Status)) {
@@ -286,18 +287,21 @@ InstallFileLoadProtocol ( if (EFI_ERROR (Status)) {
continue;
}
+
if (!IsInPrivateList (&NameGuid)) {
Private = (LOAD_FILE_ON_FV2_PRIVATE_DATA *)AllocateCopyPool (sizeof (mLoadFileOnFv2PrivateDataTemplate), &mLoadFileOnFv2PrivateDataTemplate);
ASSERT (Private != NULL);
- Private->Fv = Fv;
+ Private->Fv = Fv;
Private->DevicePath = CreateFileDevicePath (Handle, &NameGuid, UiName);
CopyGuid (&Private->NameGuid, &NameGuid);
LoadFileHandle = NULL;
DEBUG ((DEBUG_INFO, "Find a APPLICATION in this FV!\n"));
Status = gBS->InstallMultipleProtocolInterfaces (
&LoadFileHandle,
- &gEfiDevicePathProtocolGuid, Private->DevicePath,
- &gEfiLoadFileProtocolGuid, &Private->LoadFile,
+ &gEfiDevicePathProtocolGuid,
+ Private->DevicePath,
+ &gEfiLoadFileProtocolGuid,
+ &Private->LoadFile,
NULL
);
if (!EFI_ERROR (Status)) {
@@ -324,16 +328,15 @@ InstallFileLoadProtocol ( VOID
EFIAPI
FvNotificationEvent (
- IN EFI_EVENT Event,
- IN VOID *Context
+ IN EFI_EVENT Event,
+ IN VOID *Context
)
{
- EFI_STATUS Status;
- UINTN BufferSize;
- EFI_HANDLE *Handle;
- UINTN Index;
- EFI_HANDLE *CurHandle;
-
+ EFI_STATUS Status;
+ UINTN BufferSize;
+ EFI_HANDLE *Handle;
+ UINTN Index;
+ EFI_HANDLE *CurHandle;
Handle = NULL;
Index = 0;
@@ -342,19 +345,21 @@ FvNotificationEvent ( if (Handle == NULL) {
return;
}
+
Status = gBS->LocateHandle (
- ByProtocol,
- &gEfiFirmwareVolume2ProtocolGuid,
- NULL,
- &BufferSize,
- Handle
- );
+ ByProtocol,
+ &gEfiFirmwareVolume2ProtocolGuid,
+ NULL,
+ &BufferSize,
+ Handle
+ );
if (EFI_BUFFER_TOO_SMALL == Status) {
FreePool (Handle);
Handle = AllocateZeroPool (BufferSize);
if (Handle == NULL) {
return;
}
+
Status = gBS->LocateHandle (
ByProtocol,
&gEfiFirmwareVolume2ProtocolGuid,
@@ -370,13 +375,14 @@ FvNotificationEvent ( }
CurHandle = Handle;
- for (Index=0; Index < BufferSize/sizeof (EFI_HANDLE); Index++) {
+ for (Index = 0; Index < BufferSize/sizeof (EFI_HANDLE); Index++) {
CurHandle = Handle + Index;
//
// Install LoadFile Protocol
//
InstallFileLoadProtocol (*CurHandle);
}
+
if (Handle != NULL) {
FreePool (Handle);
}
@@ -409,13 +415,12 @@ LoadFileOnFv2Intialize ( );
EfiCreateProtocolNotifyEvent (
- &gLzmaCustomDecompressGuid,
- TPL_CALLBACK,
- FvNotificationEvent,
- NULL,
- &mFvRegistration
+ &gLzmaCustomDecompressGuid,
+ TPL_CALLBACK,
+ FvNotificationEvent,
+ NULL,
+ &mFvRegistration
);
return EFI_SUCCESS;
}
-
|